Flora of North America species comparison

1–5+, ascending to erect, glabrous or sparsely puberulent.

1–5+, ascending to erect, densely puberulent to lanate, especially distally.

thin, margins entire or sometimes serrate, apices acute to obtuse, faces usually glabrous, sometimes sparsely hairy;

basal usually persistent, petiolate to subpetiolate, blades broadly elliptic to obovate, 30–200 × 8–25(–30) mm, bases attenuate, margins entire or sometimes serrate, apices acute to obtuse;

proximal cauline sessile or subpetiolate, blades elliptic to obovate, 35–120 × 8–25 mm, bases attenuate or cuneate to rounded, sometimes ± clasping, apices acute;

distal sessile, reduced distally, bases cuneate, apices acute.

thin, margins entire, apices acute, faces densely lanate-puberulent;

basal often withering by flowering, subpetiolate, blades oblanceolate, 15–50 × 5–20 mm, bases cuneate, margins entire, apices acute, faces densely lanate;

proximal cauline sessile or subpetiolate, blades oblanceolate, 50–150 × 10–25 mm, bases slightly clasping, rarely auriculate;

distal sessile, blades lanceolate, 30–100 × 10–20 mm, reduced distally, bases tapered, ± auriculate, apices acute.

sparsely hairy, bracts 0–3, lanceolate.

densely cinereous to lanate, bracts 0–3, lanceolate to narrowly ovate.

campanulate, 6–16(–20) mm.

campanulate, 7–9 mm.

15–60;

corollas violet to purple, laminae 8–18(–20) × 1–2 mm.

20–35;

corollas violet, laminae 12–20 × 1–2 mm.

50–150;

corollas yellow, 4–7 mm, lobes triangular, 0.4–1 mm.

35–70;

corollas yellow, 5–6.5 mm, lobes triangular, 0.5–1 mm.

in 4–6 series, oblanceolate or oblong (outer) to lanceolate or linear (inner), subequal or unequal (outer exceeding inner), bases outer foliaceous, inner indurate, margins entire, green zones elliptic to lanceolate, apices acute to rounded, faces glabrous or puberulent.

in 4–5(–6) series, squarrose, oblong to oblanceolate, unequal, bases of outer indurate less than 1/3, margins entire, green zones oblong-linear to oblanceolate, apices acute or obtuse (sometimes minutely mucronate), faces densely puberulent to lanate.

borne singly or in paniculiform arrays, branches ascending, up to 25 cm.

in corymbiform to paniculiform arrays, branches to 20 cm.

brown, cylindric to obovoid, not compressed, 2.5–4 mm, 3–4-nerved, faces hairy;

pappi white to tawny, 5–8 mm.

brown, cylindric to obovoid, not compressed, 2.5–3.5 mm, 4–5-nerved, faces hairy;

pappi whitish, 5–7 mm.

= 32.